Some initial analysis looking into the question of whether the increased penetration of solar PV is increasing the variability of scheduled demand to the point that generators can exert more pressure on spot prices.
A quick look at some more volatility experienced in the Queensland region on Wednesday 23rd October
The dispatch price in Queensland spiked to $1,500/MWh at 18:25 and again at 22:40 yesterday evening – triggering jitters in some who fear a return to the volatility of summer 2013.
Five thought-provoking questions about what really happened in Queensland over summer 2013 – and the supplementary question about what it all means for the future.
Beginning prior to 7am and progressing through the morning of Wednesday 2nd January 2013, there was significant volatility in the Queensland region of the National Electricity Market – including four spikes at or above $1,000/MWh.
Here’s a walk-through of how it unfolded, with some pointers to some of the contributing factors.